Home / 31,426,369.17-47,141,545.94-9,861,821.79

Finding the Fourth Proportional to 31,426,369.17, 47,141,545.94 and 9,861,821.79

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Solution

The fourth proportional to 31,426,369.17, 47,141,545.94 and 9,861,821.79 is: 14,793,357.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,426,369.17 : 47,141,545.94 = 9,861,821.79 : x
  2. Step 2: Convert to fraction form
    31,426,369.17/47,141,545.94 = 9,861,821.79/x
  3. Step 3: Cross multiply
    31,426,369.17x = 47,141,545.94 × 9,861,821.79
  4. Step 4: Simplify right side
    31,426,369.17x = 464,901,524,916,068.88
  5. Step 5: Solve for x
    x = 464,901,524,916,068.88/31,426,369.17
  6. Step 6: Final answer
    x = 14,793,357.85

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.